US2493420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cam mechanism for variable length throw
Assignee: Cone Automatic Machine Co Inc
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Filing: 1948-02-18
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Granted: 1950-01-03
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Expires: 1968-02-18
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Ranney
- 👤 Roger W Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:54
CPC Classifications
F; F16; F16H; F16H53/00; F16H53/02; F16H53/04; B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q2705/00; B23Q2705/10; B23Q2705/18; B23Q2705/182; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18304; Y10T74/18312; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |